An APPC transaction program may cause Host Integration Server 2000 to log multiple Event ID 8 messages and cause CPU utilization to reach 100 percent.
Details of the Event ID 8
Event Type: Warning
Event Source: SNA Server
Event Category: None
Event ID: 8
Description:
(1174) Internal Protocol Violation
EXPLANATION
A protocol violation has occurred at the interface between the SNA
Service and another SNA component (for example, the emulator or link
service).
SUBCODE INFORMATION
X'1105' Insufficient space to copy data into node buffer.
X'1112' Received unknown message type at the node interface.
X'1144' Received illegal message at the node interface.
X'1151' Received unrecognized message from the link service component.
X'1174' Received invalid session limits message from Host Integration
Server SNA Manager.
X'1175' Received invalid CNOS command.
X'1188' Received invalid CNMS message.
ACTION
Provide network support personnel with the event log file(s) related to
SNA, SNA trace file(s), and the number and description of the displayed
subcode. For information about SNA log and trace files, see the
"Microsoft Host Integration Server Online Books."
When this problem occurs, you must stop and restart the SNA Server service.
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